Results 161 to 170 of about 252 (179)

Improving Drilling Technology in Percussive Rotary Drilling

Journal of Superhard Materials
Ye. A. Koroviaka, S. O. Shypunov
openaire   +1 more source

Numerical and experimental study of percussive drilling with a triple-button bit on Kuru granite

International Journal of Impact Engineering, 2014
Mikko Hokka, Timo Saksala, Veli-Tapani Kuokkala   +2 more
exaly  

percussion drilling system

2014
openaire   +1 more source

rotary percussion drilling

2014
openaire   +1 more source

rotary percussive drill

2014
openaire   +1 more source

Efficiency of a percussive rock drilling process with consideration of wave energy radiation into the rock

International Journal of Impact Engineering, 2006
Bengt Lundberg
exaly  

dry percussion drilling

2014
openaire   +1 more source

Drilling and bolting with a percussive drill hammer (in German)

International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1980
openaire   +1 more source

New concepts in percussive drilling

International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1993
openaire   +1 more source

Rotary percussive drilling accessories

2017
Lopez Jimeno Carlos, Lopez Jimeno Emilio, Javier Ayala Carcedo Francisco, Ramiro Yvonne Visser de   +3 more
openaire   +1 more source